@Override
public void addChild(Location parent, Location newChild) {
if (this.manager != null) {
parent.getChildLocations().add(newChild);
newChild.setParentLocation(parent);
manager.persistLocation(newChild);
}
}
@Override
public boolean removeChild(Location child) {
if (child.getParentLocation() != null && manager != null) {
child.getParentLocation().getChildLocations().remove(child);
child.setParentLocation(null);
manager.cascadeDeleteLocation(child.getId());
return true;
}
return false;
}
@Override
public boolean moveChild(Location child, Location newParent) {
if (manager == null) return false;
return manager.moveLocation(child, newParent);
}